In saucepan, combine milk, butter and sugar; heat to 110 degrees.,Remove from heat.,Stir in yeast and cool 10 minutes.,Pour mixture into large bowl; beat and add flour and salt.,knead.,Cover and let rise 1 hour.,Punch down and divide dough in half.,Roll each half into a 9x13 in rectangles.,Cut each rectangle lengthwise into 3 strips, braid 3 strips together and transfer to separate greased baking sheet.,Let rise in a warm place for 1 hour or until doubled in size.,______,In small bowl, beat 1 egg.,Brush loaves with egg and then sprinkle poppy seeds evenly over both loaves.,Bake 25 to 30 minutes or until golden brown.,Bread should sound hollow when tapped.